It may not yet be evident on the crowded streets of Tokyo, but Japan is facing a population crisis.
A plummeting birth rate means communities away from the cities are dying and there are concerns it could lead to the decline of the entire country.
Adrian Brown reports from a mountain village, where the number of schoolchildren has dropped from 1,200 to 37… one class has only a single pupil.
The headmaster believes it’s a reflection of the whole of Japan, with many people moving away and putting their careers before relationships and children.
That already means an increasingly elderly population with not enough young workers to look after them.
So what can be done to defuse Japan’s demographic timebomb?
WATCH - Click to see his story.
FACTS AND FIGURES - Read more about the statistics behind Adrian's story.
On air: 9th April 2013